Testimonies, photostemp
Full tensors solutions
Errors-To: researchcmt-bounces@geohazards.usgs.gov
USGS research CMT: maintained and developed by Jascha Polet at Cal Poly Pomona.
This is a research system and solutions are *not* official USGS earthquake magnitudes.
AUTOMATIC solution, not reviewed by a seismologist, beta version 11/18/12
More details on this rCMT at http://neic.cr.usgs.gov/beta/rcmt/events/121201080057.C000E1VI
usr/passwd : rcmt/rcmt Event only available after completion bootstrapping
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General region : C000E1VI ALASKA PENINSULA
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CCM FFC HKT HRV KBS KEV KIP LVZ MAJO SFJD SSPA TUC ULN YSS
Origin time: 2012 336 8 0 57
Origin time reformatted: 2012-12-01 08:00:57
Original location (lat,lon,depth) : 58.5 -154.2 88
Moment tensor (x1.e26 dyncm) :
Mrr : -0.011113 Mtt : -0.004483
Mff : 0.015596 Mrt : 0.011401
Mrf : 0.003826 Mtf : 0.024672
T-axis: moment= 0.034 plunge= 12.123 azimuth= 305.559
N-axis: moment= -0.009 plunge= 57.167 azimuth= 55.003
P-axis: moment= -0.025 plunge= 29.991 azimuth= 208.437
best double couple: Mo= 0.030(x1.e26 dyncm) Mw=5.6 tau= 1.7
nodal planes (strike/dip/slip): 350.92/ 59.87/-166.29 253.94/ 78.17/-30.85
Centroid location : 58.523 -153.620 88.920
Centroid time : 6.777
Variance reduction (%) : 8.3
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 1 1 1 1 1 1 2 0 0 1
r-comp: 0 0 0 0 0 1 1 0 0 0 0 1
t-comp: 0 0 1 3 0 0 2 1 1 0 0 0
Total number of traces used = 20
number of runs = 1
starttime = Sat Dec 1 01:36:06 MST 2012
Solution produced by inversion of channels with var red > 2%
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To: eqinfo-mt@gfz-potsdam.de
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Message-ID:
Subject: MT solution GFZ event gfz2012xork
GFZ Event gfz2012xork
12/12/01 08:00:47.40
Alaska Peninsula
Epicenter: 58.62 -154.57
MW 5.3
GFZ MOMENT TENSOR SOLUTION
Depth 107 No. of sta: 24
Moment Tensor; Scale 10**17 Nm
Mrr= 0.32 Mtt=-0.72
Mpp= 0.40 Mrt= 0.58
Mrp= 0.55 Mtp=-0.72
Principal axes:
T Val= 1.11 Plg=43 Azm=296
N -0.14 38 72
P -0.98 23 182
Best Double Couple:Mo=1.1*10**17
NP1:Strike= 63 Dip=78 Slip= 52
NP2: 319 40 162
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##### ###############-----###
###### T #################-######
###### ###############--#######
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To: cmtcustomers@ldeo.columbia.edu
Subject: quick CMT: 2012/12/01, 08:00:57.0, ALASKA PENINSULA, MW=5.4
X-Scanned-By: MIMEDefang 2.49 on 129.236.10.30
Here is the solution for the recent event.
December 1, 2012, ALASKA PENINSULA, MW=5.4
Howard Koss
Meredith Nettles
CENTROID-MOMENT-TENSOR SOLUTION
GCMT EVENT: C201212010800A
DATA: II IU CU MN G IC LD GE DK
L.P.BODY WAVES:109S, 179C, T= 40
MANTLE WAVES: 9S, 9C, T=125
SURFACE WAVES: 131S, 243C, T= 50
TIMESTAMP: Q-20121201232908
CENTROID LOCATION:
ORIGIN TIME: 08:00:58.9 0.1
LAT:58.52N 0.01;LON:154.22W 0.02
DEP:115.5 1.0;TRIANG HDUR: 1.2
MOMENT TENSOR: SCALE 10**24 D-CM
RR= 0.183 0.021; TT=-0.814 0.028
PP= 0.632 0.026; RT= 0.957 0.017
RP= 0.754 0.016; TP= 0.676 0.021
PRINCIPAL AXES:
1.(T) VAL= 1.701;PLG=37;AZM=301
2.(N) -0.283; 40; 71
3.(P) -1.416; 28; 188
BEST DBLE.COUPLE:M0= 1.56*10**24
NP1: STRIKE=330;DIP=41;SLIP= 172
NP2: STRIKE= 66;DIP=85;SLIP= 49
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##### ###############-------#
##### T ################---####
###### ################-#######
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#######--------------------####
#--------------------------####
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---------- -----------###
-------- P ----------##
------ ---------#
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To: alert@emsc-csem.org, m.d.zirbes@gmail.com, zirbes@usgs.gov
Subject: USGS/SLU Regional Moment Tensor Solution
12/12/01 08:00:58.00
Epicenter: 58.425 -154.123
MW 5.4
USGS/SLU REGIONAL MOMENT TENSOR
Depth 92 No. of sta: 31
Moment Tensor; Scale 10**17 Nm
Mrr= 0.06 Mtt=-0.54
Mpp= 0.49 Mrt= 0.96
Mrp= 0.79 Mtp= 0.46
Principal axes:
T Val= 1.55 Plg=39 Azm=303
N -0.30 29 59
P -1.25 38 175
Best Double Couple:Mo=1.4*10**17
NP1:Strike= 59 Dip=90 Slip= 61
NP2: 329 29 179
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